(xvi) 
Papers. 
Papers were communicated by Prof. Miall, F.R.S., on 
‘The Structure and Life-history of Phalacrocera replicata,” and 
by Messrs. Godman, F.R.S., and Salvin, F.R.S., on ‘‘ New 
Species of Central and South American Rhopalocera.”’ 
May 5th, 1897. 
Mr. Rotanp Trimen, F.R.S., President, in the Chair. 
Election of a Fellow. 
Mr. C. H. Peers, of Harrow Weald, was elected a Fellow 
of the Society. 
Exhibitions, ete. 
The draft of alterations to the Society’s Bye-Laws was 
read a second time. 
Mr. J. J. Walker exhibited an earwig, Apterygida arachidis, 
Yersin, of wide distribution, but new to Britain and recently 
found in large numbers in chemical works at Queenborough. 
It had been probably imported among bones. Mr. Burr 
also showed a complete series of the British species of 
Forficulide. Of these, Chelisoches morto, Fabr., was an 
Oriental species, very widely distributed over the Pacific 
Islands, Malay Archipelago, Burmah, Ceylon, Mauritius, ete. 
It had been taken at Kew Gardens, having been imported 
from Mauritius in sugar-cane. 
Mr. Enock showed eggs of Stenopsocus cruciatus, L., laid on 
ivy in the autumn of 1896, and containing larve of Alaptus 
fusculus, Hal. The first male parasite emerged on May 4th, 
1897, and was of a somewhat different character from the rest; 
he thought it would probably prove to be Alaptus minimus, Hal. 
The males remained under the Psocid’s web until the females 
emerged, when pairing took place immediately, the males 
dying soon afterwards. 
Mr. Merrifield exhibited some further results of tempera- 
ture experiments on pupe of Pieris daplidice from eggs 
obtained at Hyéres in March. Four were forced at 70° to 
80° F., emerging in seventeen to eighteen days; all were 
